{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,5,19]],"date-time":"2026-05-19T15:19:21Z","timestamp":1779203961072,"version":"3.51.4"},"reference-count":35,"publisher":"American Dairy Science Association","issue":"6","license":[{"start":{"date-parts":[[2009,6,1]],"date-time":"2009-06-01T00:00:00Z","timestamp":1243814400000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/tdm\/userlicense\/1.0\/"},{"start":{"date-parts":[[2019,1,14]],"date-time":"2019-01-14T00:00:00Z","timestamp":1547424000000},"content-version":"vor","delay-in-days":3514,"URL":"http:\/\/www.elsevier.com\/open-access\/userlicense\/1.0\/"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Journal of Dairy Science"],"published-print":{"date-parts":[[2009,6]]},"DOI":"10.3168\/jds.2008-1299","type":"journal-article","created":{"date-parts":[[2009,5,15]],"date-time":"2009-05-15T17:53:13Z","timestamp":1242409993000},"page":"2729-2736","source":"Crossref","is-referenced-by-count":38,"title":["Effects of rumen-protected choline and dry propylene glycol on feed intake and blood parameters for Holstein dairy cows in early lactation"],"prefix":"10.3168","volume":"92","author":[{"given":"Y.-H.","family":"Chung","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"N.E.","family":"Brown","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"C.M.","family":"Martinez","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"T.W.","family":"Cassidy","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"G.A.","family":"Varga","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"1747","reference":[{"key":"10.3168\/jds.2008-1299_bib1","series-title":"Official Methods of Analysis","year":"2005"},{"key":"10.3168\/jds.2008-1299_bib2","doi-asserted-by":"crossref","first-page":"207","DOI":"10.4141\/A05-061","article-title":"Choline metabolism in high-producing dairy cows: Metabolic and nutritional basis","volume":"86","author":"Baldi","year":"2006","journal-title":"Can. J. Anim. Sci."},{"key":"10.3168\/jds.2008-1299_bib3","series-title":"Digestion and metabolism in the ruminant","first-page":"383","article-title":"Dietary and gastro-intestinal control of hormones regulating carbohydrate metabolism in ruminants","author":"Bassett","year":"1975"},{"key":"10.3168\/jds.2008-1299_bib4","doi-asserted-by":"crossref","first-page":"313","DOI":"10.1016\/0301-6226(86)90012-6","article-title":"Hormonal regulation of metabolism in ruminants: A review","volume":"14","author":"Brockman","year":"1986","journal-title":"Livest. Prod. Sci."},{"key":"10.3168\/jds.2008-1299_bib5","doi-asserted-by":"crossref","first-page":"3725","DOI":"10.3168\/jds.S0022-0302(04)73511-0","article-title":"Evaluation and use of three cowside tests for detection of subclinical ketosis in early postpartum cows","volume":"87","author":"Carrier","year":"2004","journal-title":"J. Dairy Sci."},{"issue":"Suppl. 1","key":"10.3168\/jds.2008-1299_bib6","first-page":"440","article-title":"Effect of a dry propylene glycol product for postpartum Holstein dairy cows on health and performance","volume":"87","author":"Chung","year":"2004","journal-title":"J. Dairy Sci."},{"key":"10.3168\/jds.2008-1299_bib7","doi-asserted-by":"crossref","first-page":"553","DOI":"10.1079\/BJN19720125","article-title":"Metabolism of propane-1:2-diol infused into the rumen of sheep","volume":"27","author":"Clapperton","year":"1972","journal-title":"Br. J. Nutr."},{"key":"10.3168\/jds.2008-1299_bib8","doi-asserted-by":"crossref","first-page":"2413","DOI":"10.3168\/jds.2006-028","article-title":"Supplemental choline for prevention and alleviation of fatty liver in dairy cattle","volume":"90","author":"Cooke","year":"2007","journal-title":"J. Dairy Sci."},{"key":"10.3168\/jds.2008-1299_bib9","doi-asserted-by":"crossref","first-page":"2866","DOI":"10.3168\/jds.S0022-0302(98)75846-1","article-title":"Efficacy of monensin for the prevention of subclinical ketosis in lactating dairy cows","volume":"81","author":"Duffield","year":"1998","journal-title":"J. Dairy Sci."},{"key":"10.3168\/jds.2008-1299_bib10","doi-asserted-by":"crossref","first-page":"721","DOI":"10.4141\/cjas71-097","article-title":"Preliminary evaluation of the addition of glucogenic materials to the rations of lactating cows","volume":"51","author":"Fisher","year":"1971","journal-title":"Can. J. Anim. Sci."},{"key":"10.3168\/jds.2008-1299_bib11","doi-asserted-by":"crossref","first-page":"3618","DOI":"10.3168\/jds.S0022-0302(94)77306-9","article-title":"Effect of propylene glycol dosage during feed restriction on metabolites in blood of prepartum Holstein heifers","volume":"77","author":"Grummer","year":"1994","journal-title":"J. Dairy Sci."},{"key":"10.3168\/jds.2008-1299_bib12","doi-asserted-by":"crossref","first-page":"2136","DOI":"10.3168\/jds.S0022-0302(04)70033-8","article-title":"Peripartal propylene glycol supplementation and metabolism, animal health, fertility, and production in dairy cows","volume":"87","author":"Hoedemaker","year":"2004","journal-title":"J. Dairy Sci."},{"key":"10.3168\/jds.2008-1299_bib13","doi-asserted-by":"crossref","first-page":"188","DOI":"10.3168\/jds.S0022-0302(06)72083-5","article-title":"Lipid metabolite profiles and milk production for Holstein and Jersey cows fed rumen-protected choline during the periparturient period","volume":"89","author":"Janovick Guretzky","year":"2006","journal-title":"J. Dairy Sci."},{"key":"10.3168\/jds.2008-1299_bib14","doi-asserted-by":"crossref","first-page":"753","DOI":"10.2527\/1993.713753x","article-title":"Technical note: An improved method to quantify nonesterified fatty acids in bovine plasma","volume":"71","author":"Johnson","year":"1993","journal-title":"J. Anim. Sci."},{"key":"10.3168\/jds.2008-1299_bib15","first-page":"6","article-title":"The treatment of ketosis with glycerol and propylene glycol","volume":"44","author":"Johnson","year":"1954","journal-title":"Cornell Vet."},{"key":"10.3168\/jds.2008-1299_bib16","doi-asserted-by":"crossref","first-page":"680","DOI":"10.3168\/jds.S0022-0302(04)73211-7","article-title":"Production and blood parameters of Holstein cows treated prepartum with sodium monensin or propylene glycol","volume":"87","author":"Juchem","year":"2004","journal-title":"J. Dairy Sci."},{"key":"10.3168\/jds.2008-1299_bib17","first-page":"2168","article-title":"Metabolism of propionate and 1,2-propanediol absorbed from the washed reticulorumen of lactating cows","volume":"80","author":"Kristensen","year":"2002","journal-title":"J. Anim. Sci."},{"key":"10.3168\/jds.2008-1299_bib18","doi-asserted-by":"crossref","first-page":"4707","DOI":"10.3168\/jds.2007-0295","article-title":"Ruminal and intermediary metabolism of propylene glycol in lactating Holstein cows","volume":"90","author":"Kristensen","year":"2007","journal-title":"J. Dairy Sci."},{"key":"10.3168\/jds.2008-1299_bib19","doi-asserted-by":"crossref","first-page":"159","DOI":"10.3168\/jds.S0022-0302(05)72674-6","article-title":"Metabolic predictors of displaced abomasum in dairy cattle","volume":"88","author":"LeBlanc","year":"2005","journal-title":"J. Dairy Sci."},{"key":"10.3168\/jds.2008-1299_bib20","doi-asserted-by":"crossref","first-page":"242","DOI":"10.1016\/S0007-1935(17)46003-9","article-title":"The use of choline chloride as a lipotropic agent in the treatment of bovine liver dysfunction","volume":"113","author":"Lewis","year":"1957","journal-title":"Br. Vet. J."},{"key":"10.3168\/jds.2008-1299_bib21","doi-asserted-by":"crossref","first-page":"1789","DOI":"10.3168\/jds.S0022-0302(95)76804-7","article-title":"Effects of processing method on degradation characteristics of protein and carbohydrate sources in situ","volume":"78","author":"Lykos","year":"1995","journal-title":"J. Dairy Sci."},{"key":"10.3168\/jds.2008-1299_bib22","doi-asserted-by":"crossref","first-page":"230","DOI":"10.1136\/bmj.300.6719.230","article-title":"Analysis of serial measurements in medical research","volume":"300","author":"Matthews","year":"1990","journal-title":"BMJ"},{"key":"10.3168\/jds.2008-1299_bib23","doi-asserted-by":"crossref","first-page":"191","DOI":"10.1016\/j.anifeedsci.2004.03.008","article-title":"Propylene glycol for dairy cows: A review of the metabolism of propylene glycol and its effects on physiological parameters, feed intake, milk production and risk of ketosis","volume":"115","author":"Nielsen","year":"2004","journal-title":"Anim. Feed Sci. Technol."},{"key":"10.3168\/jds.2008-1299_bib24","series-title":"Nutrient Requirements of Dairy Cattle","year":"2001"},{"key":"10.3168\/jds.2008-1299_bib25","doi-asserted-by":"crossref","first-page":"2122","DOI":"10.3168\/jds.S0022-0302(04)70031-4","article-title":"Effects of dietary glucogenic precursors and fat on feed intake and carbohydrate status of transition dairy cows","volume":"87","author":"Patton","year":"2004","journal-title":"J. Dairy Sci."},{"key":"10.3168\/jds.2008-1299_bib26","doi-asserted-by":"crossref","first-page":"1722","DOI":"10.3168\/jds.S0022-0302(03)73758-8","article-title":"Liver metabolism and production of cows fed increasing amounts of rumen-protected choline during the periparturient period","volume":"86","author":"Piepenbrink","year":"2003","journal-title":"J. Dairy Sci."},{"key":"10.3168\/jds.2008-1299_bib27","series-title":"Proc Cornell Nutr. Conf. Feed Manuf","article-title":"Techniques for measuring protein fractions in feedstuffs","author":"Roe","year":"1990"},{"key":"10.3168\/jds.2008-1299_bib28","series-title":"SAS\/STAT User's Guide: Statistics","year":"1999"},{"key":"10.3168\/jds.2008-1299_bib29","doi-asserted-by":"crossref","first-page":"265","DOI":"10.4141\/cjas73-042","article-title":"Propylene glycol and glycerol as a feed additive for lactating dairy cows: An evaluation of blood metabolite parameters","volume":"53","author":"Sauer","year":"1973","journal-title":"Can. J. Anim. Sci."},{"key":"10.3168\/jds.2008-1299_bib30","doi-asserted-by":"crossref","first-page":"24","DOI":"10.1177\/000456326900600108","article-title":"Determination of glucose in blood using glucose oxidase with an alternative oxygen acceptor","volume":"6","author":"Trinder","year":"1969","journal-title":"Ann. Clin. Biochem."},{"key":"10.3168\/jds.2008-1299_bib31","doi-asserted-by":"crossref","first-page":"3583","DOI":"10.3168\/jds.S0022-0302(91)78551-2","article-title":"Methods for dietary fiber, neutral detergent fiber, and nonstarch polysaccharides in relation to animal nutrition","volume":"74","author":"Van Soest","year":"1991","journal-title":"J. Dairy Sci."},{"key":"10.3168\/jds.2008-1299_bib32","doi-asserted-by":"crossref","first-page":"1521","DOI":"10.3168\/jds.S0022-0302(94)77092-2","article-title":"Peripartum liver triglyceride and plasma metabolites in dairy cows","volume":"77","author":"V\u00e1zquez-A\u00f1\u00f3n","year":"1994","journal-title":"J. Dairy Sci."},{"key":"10.3168\/jds.2008-1299_bib33","doi-asserted-by":"crossref","first-page":"58","DOI":"10.1042\/bj1020058","article-title":"Effect of glucose load and of insulin on the metabolism of glucose and of palmitate in sheep","volume":"102","author":"West","year":"1967","journal-title":"Biochem. J."},{"key":"10.3168\/jds.2008-1299_bib34","doi-asserted-by":"crossref","first-page":"90","DOI":"10.1042\/bj0820090","article-title":"Enzymic determination of d(-)-beta-hydroxybutyric acid and acetoacetic acid in blood","volume":"82","author":"Williamson","year":"1962","journal-title":"Biochem. J."},{"key":"10.3168\/jds.2008-1299_bib35","doi-asserted-by":"crossref","first-page":"4808","DOI":"10.3168\/jds.S0022-0302(06)72530-9","article-title":"Effects of rumen-protected choline and monensin on milk production and metabolism of periparturient dairy cows","volume":"89","author":"Zahra","year":"2006","journal-title":"J. Dairy Sci."}],"container-title":["Journal of Dairy Science"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S0022030209705909?httpAccept=text\/xml","content-type":"text\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S0022030209705909?httpAccept=text\/plain","content-type":"text\/plain","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/linkinghub.elsevier.com\/retrieve\/pii\/S0022030209705909","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2024,11,8]],"date-time":"2024-11-08T18:21:57Z","timestamp":1731090117000},"score":1,"resource":{"primary":{"URL":"https:\/\/linkinghub.elsevier.com\/retrieve\/pii\/S0022030209705909"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2009,6]]},"references-count":35,"journal-issue":{"issue":"6","published-print":{"date-parts":[[2009,6]]}},"alternative-id":["S0022030209705909"],"URL":"https:\/\/doi.org\/10.3168\/jds.2008-1299","relation":{},"ISSN":["0022-0302"],"issn-type":[{"value":"0022-0302","type":"print"}],"subject":[],"published":{"date-parts":[[2009,6]]}}}